单选题
That prospect has infuriated ordinary Mexicans, who have seen the purchasing power of their paychecks ______ more than 40% since 1982.
A、
extract
B、
contaminate
C、
erode
D、
rust
【正确答案】
C
【答案解析】
extract拔出,榨取;contaminate污染;erode侵蚀,腐蚀;rust使生锈。
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